Heat the water until it has bubbles and steam but isn't boiling and then remove from heat.
Place the cloves and cinnamon sticks in a glass bottle or tea pot that's safe for hot liquids
Pour the water over the spices. Allow to steep for 20 minutes
Strain well and cool the liquid. Pour into glass bottles that fit in your refrigerator.
Store 5-7 days covered in the refrigerator. To use swish 1 tablespoon for 30-60 seconds in your mouth and then spit out.